An apparatus for opening and closing an active air flap is provided. According to one embodiment of the present invention, the apparatus for opening and closing an active air flap comprises: a driving unit providing a driving force in accordance with a vehicle flap opening and closing control signal; a power transmission unit connecting the driving unit and a driving flap; a magnet installed in the power transmission unit; a hall sensor sensing polarity variation of the magnet; and a controller determining the opening and closing angle of the vehicle flap through polarity variation of the magnet sensed by the hall sensor and a gear ratio of the power transmission unit. The purpose of the present invention provides the apparatus for opening and closing an active air flap, precisely controlling the opening and closing of the flap and preventing danger of damage to a product.
액티브 에어 플랩 개폐 장치가 제공된다. 본 발명의 일 실시예에 따른 액티브 에어 플랩 개폐 장치는, 차량용 플랩 개폐 제어 신호에 따른 구동력을 제공하는 구동부; 상기 구동부와 구동 플랩을 연결하는 동력 전달부; 상기 동력 전달부에 설치된 마그넷; 상기 마그넷의 극성 변화를 감지하는 홀 센서; 및 상기 홀 센서로부터 감지된 마그넷의 극성 변화 및 상기 동력 전달부의 기어비를 통해 상기 차량용 플랩의 개폐 각도를 판단하는 컨트롤러를 포함한다.
APPARATUS FOR OPENING AND SHUTTING ACTIVE AIR FLAP
액티브 에어 플랩 개폐 장치
2016-06-23
Patent
Electronic Resource
Korean
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